Bronze Age Gold from Wales

East Pit Winder, Elliot Colliery. Proposed arrangement of alterations to Elliot Colliery Winder making machines into tandem compounds. Scale 1/2" to 1'. 10.11.64

Engineering blueprint with stencilled and handwritten title at centre of bottom edge and a handwritten note recording name of pit serial number and when the plan was received in red pencil written at lower right-hand corner of drawing.